Home / 14,420,468.64-19,879,045.20-10,976,711.52

Finding the Fourth Proportional to 14,420,468.64, 19,879,045.20 and 10,976,711.52

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Solution

The fourth proportional to 14,420,468.64, 19,879,045.20 and 10,976,711.52 is: 15,131,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,468.64 : 19,879,045.20 = 10,976,711.52 : x
  2. Step 2: Convert to fraction form
    14,420,468.64/19,879,045.20 = 10,976,711.52/x
  3. Step 3: Cross multiply
    14,420,468.64x = 19,879,045.20 × 10,976,711.52
  4. Step 4: Simplify right side
    14,420,468.64x = 218,206,544,453,440.69
  5. Step 5: Solve for x
    x = 218,206,544,453,440.69/14,420,468.64
  6. Step 6: Final answer
    x = 15,131,723.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.